COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
AlliedSignal (Lycoming) Turbine Engines - T53 Series
AD/T53/7 Improved Gas Producer Turbine Rotor Blades - Introduction
Applicability: All models T5309B, T5309C, T5311A and T5311B. Document: 1. Lycoming Field Service Bulletin No. 0021; or
2. AD/LYC-T/7 Compliance: Before 30 April 1971.
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